Blocks Modular Smartwatch Plans November Launch, Android-based OS, and Waterproof Design

LAS VEGAS—Looking at a chunky prototype of the world’s first modular smartwatch, it’s hard to believe we’ll see a finished product this year. But Blocks Wearables is still planning to ship by November, preceded by a Kickstarter campaign in June.
The five-person startup is building a smartwatch that users can customize through links in the watch band, each containing an optional component such as an extended battery, a heart rate monitor, a microphone, or a cellular radio. These links